Macbook Pro 16 inch speaker pulsating noise?

Hi everyone,


I purchased a MacBook Pro 16 inch back in December 2019 and - like most people- got issues with my speakers (popping, crackling, all that jazz).

BUT, there is also ANOTHER ISSUE that NO ONE seems to talk about and I'm sure I'm not the only one.


So I updated my Macbook to now macOS Catalina 10.15.3 and no more popping and crackling, great but there is that pulsating sound/distortion coming from the speakers (since I purchased it but I was told by Apple that I had to wait for the update to come since it was software related).


it's a weird echo sound coming from the speakers when I watch videos (online or downloaded), when I use Logic Pro/Dorico/Sibelius/Garage Band/Itunes/etc. It comes on and off randomly as well.


Does anyone else has that problem? As a musician is very frustrating, I don't know what to do.


Thank You

MacBook Pro 16", macOS 10.15

Posted on Feb 15, 2020 7:19 PM

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Posted on Jul 23, 2020 4:22 AM

Thanks for the advice guys. I was just happy to get it working. I've now changed the Project settings to 48khz in Logic by going to File>Projects Settings>Audio



and changed the system settings by searching "Audio Midi Setup" in spotlight and choosing Window>show audio devices to bring up the settings for the speakers and have changed them to 48khz too.



The lowest I can get the buffer in Logic, without it going full "Rice Krispies" - snap crackle and pop on me is 64 though. I can confirm that the galloping sound has gone for me with those settings too. I'd be interested if anyone has got it down to 32 although I suspect at that level of latency it's more accurate than my actual playing :-)

127 replies

Jul 24, 2020 12:37 AM in response to JScomputeruser

I’m due a call today, if you can.. could you send me the link to the gearslutz forum? I’m trying to gather as much evidence of this being a prominent issue which has already been admitted by Apple. I’ve got several emails and messages from Apple staff sent to various people but the more the better!


in all fairness, the advisor I’m speaking to sounded genuinely concerned.. but then again.. it is her job! It’s just a question now of how much power she has to get this escalated to where it needs to be.


I’ll let you know how far I get regarding the refund/replacement in the next 12 months if the issue isn’t fixed.

Jul 24, 2020 1:27 AM in response to JScomputeruser

There’s nothing that someone in the store could even do. Apart from maybe acknowledge it’s existence. But then you have the noise in the store that might mask it.


Imagine going to a store and replicating it on one of the display MacBooks, that would be an uber embarrassment.


I’ll pass on your case number as well today. If you haven’t already, next time you’re in contact, tell the advisor you’re speaking to that there are multiple forums of people experiencing the same issue. Insist on giving them the numbers in the web address of the discussions. It’s literally got to be put under their nose.

Aug 30, 2020 10:27 AM in response to Simon_UK101

Yesterday I went to an Apple Store and reproduced it on a floor model. Unfortunately with COVID precautions in place I couldn’t just play around with a showroom laptop to my hearts content. Also the space was noisy and I think they put volume limiters on the showroom MacBooks (to keep people from being obnoxious), so recording the sound didn’t work out.


This issue just isn’t impacting enough people to escalate in Apple’s priority... On the flip side this might be a path to a free new MacBook when they’re released ;-)



Sep 7, 2020 3:05 PM in response to Simon_UK101

Great work Simon. I applaud you for staying on Apple about this. Even myself after hours and hours of support calls and running tests to no avail, I find myself giving up a bit. I was adamant about a refund at one point but they wouldnt budge and said they would first have to try to repair and then send me a replacement laptop THREE TIMES before giving a refund.

I spend $5000 on this maxed out 16inch. I'm a full time music producer and I need to be able to use the built in speakers to check mixes. I shouldn't have to rely a third party interface. It's so frustrating.


I'm hoping that with enough of us alerting them of this issue they will indeed do the software update as they suggested to you. That's the first time I've heard of them acknowledging it as a software issue so that's a good sign.

Sep 8, 2020 6:02 AM in response to AColombi

I have this problem too (detailed with video here).


I sent my computer for repair but the reply was "Our technicians performed comprehensive testing and determined that the symptoms you reported were within Apple's specifications for acceptable appearance, performance, usability, and functionality. Because it was within spec we didn't perform any repairs for those symptoms. Your product passed every diagnostics test we performed."


Because the noise is intermittent, and apparently random, I guess they didn't hear it when they tested it. If they did, I doubt they could have concluded that this audio problem is acceptable.



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Macbook Pro 16 inch speaker pulsating noise?

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